Star Driver

"For every action there is an equal and opposite reaction-that's Newton's Third Law, an ironclad rule of physics.

But when pilot-astronomer Mike Call arrived at a top-secret New England lab, he found that a brilliant research team had seemingly repealed that basic law and produced a device with one-way thrust-in effect the legendary 'skyhook.' Here was the key to cheap, practical space travel, to a completely new era for Earth-if only Mike and the team could...keep the government off their backs...counter a devious and ruthless campaign of blackmail and espionage...and stop corporate power brokers from letting the whole project go down the tubes."--Back cover.